ARUP's Laboratory Test Directory

0081105: Cystinuria Panel

[ image for: Patient History For Biochemical Genetics]
Patient History For Biochemical Genetics
  

Test Mnemonic: CYS PAN
Methodology: Ion Exchange Chromatography

Performed: Mon-Fri

Reported: 3-7 days

Specimen Required:  
Collect: Random urine.  Freeze immediately after collection.

Transport: 10 mL urine, frozen.  (Min: 3 mL) Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport: 3 mL aliquot from a well-mixed random urine, frozen.

Remarks: CRITICAL FROZEN.  As soon as possible after urine has been obtained, mix the collection well and freeze. Avoid dilute urine when possible. Clinical information is needed for appropriate interpretation.  Additional required information includes age, gender, diet (e.g., TPN therapy), drug therapy, and family history.  Biochemical Genetics Patient History Form is available on the ARUP Web site or by contacting ARUP Client Services.

Unacceptable Conditions: Ambient or refrigerated specimens.

Stability: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 month

Reference Interval:
 
 
 0-5 months
µmol/g of creatinine
6-11 months
µmol/g of creatinine
1-3 years
µmol/g of creatinine
4-12 years
µmol/g of creatinine
13 years and older
µmol/g of creatinine
Arginine 0-124 0-97 0-80 0-62 0-44
Cystine 62-345 53-133 53-186 35-106 27-151
Lysine 133-1761 115-699 89-611 89-602 62-513
Ornithine 0-168 0-71 0-71 0-62 0-44

Note:
This test is indicated to aid with the diagnosis of cystinuria and to monitor patients with cystinuria.

CPT Code(s):
82136

 

 

 
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